both live-bearers and egg-layers shows that live-bearing has arisen from egg-laying The evolution of live-bearing from egg-laying in squamate reptiles is almost certainly a gradual Herpetologica 24:175-178. Malnate. P. Kanakambika, V. Manickavel, and K. Veeraraghavan. 1970. Pitman, C. R. S. 1974.A guide to